[root@ok ~]# vim /etc/pam.d/su 下面是/etc/pam.d/su文件的内容 #%PAM-1.0 auth sufficient pam_rootok.so # Uncomment the following line to implicitly trust users in the "wheel" group. #auth sufficient pam_wheel.so trust use_uid # Uncomment the following lin
关闭firewall service firewalld stop systemctl disable firewalld.service #禁止firewall开机启动 安装iptables规则: yum install iptables-services #安装 打开/etc/sysconfig/iptables配置文件 默认: # sample configuration for iptables service # you can edit this manually or use sy